Sichuan Sandian Zhenta is good. The outer insulation of Meihe cable is not resistant to aging, and the inner core copper wire has large impurities. When encountering a large load, the wire will heat up. The main resistance is large. The quality of Sichuan Sanden Zhenta's wires and cables is stable and reliable. The company has long been rated as "Famous Brand Product of Sichuan Province" and "Famous Trademark of Sichuan Province", so Sichuan Sanden Zhenta is good.